Submitted URL: http://theory.stanford.edu/
Effective URL: https://theory.stanford.edu/main/index.shtml
Submission: On November 18 via manual from US — Scanned from US

Summary

This website contacted 3 IPs in 1 countries across 2 domains to perform 9 HTTP transactions. The main IP is 171.64.78.10, located in Hayward, United States and belongs to STANFORD, US. The main domain is theory.stanford.edu.
TLS certificate: Issued by InCommon RSA Server CA 2 on June 25th 2024. Valid for: a year.
This is the only time theory.stanford.edu was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
7 171.64.78.10 32 (STANFORD)
1 1 2607:f8b0:400... 15169 (GOOGLE)
1 2607:f8b0:400... 15169 (GOOGLE)
9 3
Apex Domain
Subdomains
Transfer
7 stanford.edu
theory.stanford.edu
23 KB
2 google.com
www.google.com — Cisco Umbrella Rank: 3
calendar.google.com — Cisco Umbrella Rank: 743
21 B
9 2
Domain Requested by
7 theory.stanford.edu theory.stanford.edu
1 calendar.google.com theory.stanford.edu
1 www.google.com 1 redirects
9 3
Subject Issuer Validity Valid
theory.stanford.edu
InCommon RSA Server CA 2
2024-06-25 -
2025-06-25
a year crt.sh
*.google.com
WR2
2024-10-21 -
2025-01-13
3 months crt.sh

This page contains 2 frames:

Primary Page: https://theory.stanford.edu/main/index.shtml
Frame ID: CD0D6AC3B43113316355AAA7E63EC68F
Requests: 8 HTTP requests in this frame

Frame: https://calendar.google.com/calendar/embed?showTitle=0&mode=AGENDA&height=600&bgcolor=%23FFFFFF&src=cc0uor8q3hronjtesdsobhg18c@group.calendar.google.com&color=%235229A3&&src=703ghrmnu7ii3bbf2a9t1mda5s@group.calendar.google.com&color=%23BE6D00&src=vosq09h3ijv02gr4klifcddpko@group.calendar.google.com&src=nbst2ktks9q0j9nvs5vg7sa04s@group.calendar.google.com
Frame ID: EE39C1504FEA6D2040FAE9D99AC76CD3
Requests: 1 HTTP requests in this frame

Screenshot

Page Title

Stanford CS Theory

Page URL History Show full URLs

  1. http://theory.stanford.edu/ HTTP 307
    https://theory.stanford.edu/ Page URL
  2. https://theory.stanford.edu/main/index.shtml Page URL

Page Statistics

9
Requests

89 %
HTTPS

67 %
IPv6

2
Domains

3
Subdomains

3
IPs

1
Countries

23 kB
Transfer

21 kB
Size

1
Cookies

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

  1. http://theory.stanford.edu/ HTTP 307
    https://theory.stanford.edu/ Page URL
  2. https://theory.stanford.edu/main/index.shtml Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 0
  • http://theory.stanford.edu/ HTTP 307
  • https://theory.stanford.edu/
Request Chain 5
  • https://www.google.com/calendar/embed?showTitle=0&mode=AGENDA&height=600&bgcolor=%23FFFFFF&src=cc0uor8q3hronjtesdsobhg18c%40group.calendar.google.com&color=%235229A3&&src=703ghrmnu7ii3bbf2a9t1mda5s%40group.calendar.google.com&color=%23BE6D00&src=vosq09h3ijv02gr4klifcddpko%40group.calendar.google.com&src=nbst2ktks9q0j9nvs5vg7sa04s%40group.calendar.google.com HTTP 302
  • https://calendar.google.com/calendar/embed?showTitle=0&mode=AGENDA&height=600&bgcolor=%23FFFFFF&src=cc0uor8q3hronjtesdsobhg18c@group.calendar.google.com&color=%235229A3&&src=703ghrmnu7ii3bbf2a9t1mda5s@group.calendar.google.com&color=%23BE6D00&src=vosq09h3ijv02gr4klifcddpko@group.calendar.google.com&src=nbst2ktks9q0j9nvs5vg7sa04s@group.calendar.google.com

9 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
/
theory.stanford.edu/
Redirect Chain
  • http://theory.stanford.edu/
  • https://theory.stanford.edu/
143 B
451 B
Document
General
Full URL
https://theory.stanford.edu/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
171.64.78.10 Hayward, United States, ASN32 (STANFORD, US),
Reverse DNS
theory.stanford.edu
Software
Apache/2.2.15 (CentOS) /
Resource Hash
93f6b9be43c4aeb0e6a992d5c2317b8d4d1e64b02033836a758638efb9062b85

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Response headers

Accept-Ranges
bytes
Connection
Keep-Alive
Content-Length
143
Content-Type
text/html; charset=UTF-8
Date
Mon, 18 Nov 2024 20:41:18 GMT
ETag
"249681a-8f-4a07868772100"
Keep-Alive
timeout=15, max=100
Last-Modified
Sat, 09 Apr 2011 08:48:36 GMT
Server
Apache/2.2.15 (CentOS)

Redirect headers

Location
https://theory.stanford.edu/
Non-Authoritative-Reason
HttpsUpgrades
Primary Request index.shtml
theory.stanford.edu/main/
5 KB
5 KB
Document
General
Full URL
https://theory.stanford.edu/main/index.shtml
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
171.64.78.10 Hayward, United States, ASN32 (STANFORD, US),
Reverse DNS
theory.stanford.edu
Software
Apache/2.2.15 (CentOS) /
Resource Hash
49561e59068084dc893ad42a5d7f5beb08863224d7d4c5d8d87120d57c9b4608

Request headers

Referer
https://theory.stanford.edu/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Response headers

Accept-Ranges
bytes
Connection
Keep-Alive
Content-Type
text/html; charset=UTF-8
Date
Mon, 18 Nov 2024 20:41:19 GMT
Keep-Alive
timeout=15, max=99
Server
Apache/2.2.15 (CentOS)
Transfer-Encoding
chunked
favicon.ico
theory.stanford.edu/
0
0

styles.css
theory.stanford.edu/main/
6 KB
7 KB
Stylesheet
General
Full URL
https://theory.stanford.edu/main/styles.css
Requested by
Host: theory.stanford.edu
URL: https://theory.stanford.edu/main/index.shtml
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
171.64.78.10 Hayward, United States, ASN32 (STANFORD, US),
Reverse DNS
theory.stanford.edu
Software
Apache/2.2.15 (CentOS) /
Resource Hash
61a3c332ef3b3e97a251858fe0c53fed59a61b056cfde32a2b69d7dae4337c05

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Referer
https://theory.stanford.edu/main/index.shtml

Response headers

ETag
"2495a64-19f2-5f7a49086bdc0"
Connection
Keep-Alive
Accept-Ranges
bytes
Content-Length
6642
Keep-Alive
timeout=15, max=100
Date
Mon, 18 Nov 2024 20:41:19 GMT
Last-Modified
Fri, 24 Mar 2023 12:30:55 GMT
Content-Type
text/css
Server
Apache/2.2.15 (CentOS)
stanford_university_home.gif
theory.stanford.edu/main/images/
1017 B
1 KB
Image
General
Full URL
https://theory.stanford.edu/main/images/stanford_university_home.gif
Requested by
Host: theory.stanford.edu
URL: https://theory.stanford.edu/main/index.shtml
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
171.64.78.10 Hayward, United States, ASN32 (STANFORD, US),
Reverse DNS
theory.stanford.edu
Software
Apache/2.2.15 (CentOS) /
Resource Hash
67a6c02ff589bed5d39efb1e45b48a75c92660059d02a43c0636043c630f44dc

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Referer
https://theory.stanford.edu/main/index.shtml

Response headers

ETag
"2495af4-3f9-4a07869007540"
Connection
Keep-Alive
Accept-Ranges
bytes
Content-Length
1017
Keep-Alive
timeout=15, max=99
Date
Mon, 18 Nov 2024 20:41:19 GMT
Last-Modified
Sat, 09 Apr 2011 08:48:45 GMT
Content-Type
image/gif
Server
Apache/2.2.15 (CentOS)
theory.png
theory.stanford.edu/main/images/
8 KB
8 KB
Image
General
Full URL
https://theory.stanford.edu/main/images/theory.png
Requested by
Host: theory.stanford.edu
URL: https://theory.stanford.edu/main/index.shtml
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
171.64.78.10 Hayward, United States, ASN32 (STANFORD, US),
Reverse DNS
theory.stanford.edu
Software
Apache/2.2.15 (CentOS) /
Resource Hash
7b67e23e0cb6e40e7942eac66e7d3f60c7b8f9882ea1ac3fc42b24a317ea78e9

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Referer
https://theory.stanford.edu/main/index.shtml

Response headers

ETag
"2495a80-1e24-4a07868d2ae80"
Connection
Keep-Alive
Accept-Ranges
bytes
Content-Length
7716
Keep-Alive
timeout=15, max=100
Date
Mon, 18 Nov 2024 20:41:19 GMT
Last-Modified
Sat, 09 Apr 2011 08:48:42 GMT
Content-Type
image/png
Server
Apache/2.2.15 (CentOS)
embed
calendar.google.com/calendar/ Frame EE39
Redirect Chain
  • https://www.google.com/calendar/embed?showTitle=0&mode=AGENDA&height=600&bgcolor=%23FFFFFF&src=cc0uor8q3hronjtesdsobhg18c%40group.calendar.google.com&color=%235229A3&&src=703ghrmnu7ii3bbf2a9t1mda5s...
  • https://calendar.google.com/calendar/embed?showTitle=0&mode=AGENDA&height=600&bgcolor=%23FFFFFF&src=cc0uor8q3hronjtesdsobhg18c@group.calendar.google.com&color=%235229A3&&src=703ghrmnu7ii3bbf2a9t1md...
0
0
Document
General
Full URL
https://calendar.google.com/calendar/embed?showTitle=0&mode=AGENDA&height=600&bgcolor=%23FFFFFF&src=cc0uor8q3hronjtesdsobhg18c@group.calendar.google.com&color=%235229A3&&src=703ghrmnu7ii3bbf2a9t1mda5s@group.calendar.google.com&color=%23BE6D00&src=vosq09h3ijv02gr4klifcddpko@group.calendar.google.com&src=nbst2ktks9q0j9nvs5vg7sa04s@group.calendar.google.com
Requested by
Host: theory.stanford.edu
URL: https://theory.stanford.edu/main/index.shtml
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4004:c07::66 Washington, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
Security Headers
Name Value
Content-Security-Policy script-src 'report-sample' 'nonce-Jw_h_2bK-AWPVDqb1av-Uw' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri /calendar/cspreport require-trusted-types-for 'script';report-uri /calendar/cspreport require-trusted-types-for 'script';report-uri /calendar/cspreport
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://theory.stanford.edu/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Response headers

alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-encoding
gzip
content-security-policy
script-src 'report-sample' 'nonce-Jw_h_2bK-AWPVDqb1av-Uw' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri /calendar/cspreport require-trusted-types-for 'script';report-uri /calendar/cspreport require-trusted-types-for 'script';report-uri /calendar/cspreport
content-type
text/html; charset=utf-8
cross-origin-embedder-policy-report-only
require-corp; report-to="calendar_coop_coep"
cross-origin-opener-policy-report-only
same-origin-allow-popups; report-to="calendar_coop_coep"
date
Mon, 18 Nov 2024 20:41:19 GMT
expires
Mon, 01 Jan 1990 00:00:00 GMT
pragma
no-cache
report-to
{"group":"calendar_coop_coep","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/calendar"}]}
reporting-endpoints
default="/calendar/web-reports?bl=calendar.web_20241111.08_p0&clss=1&context=eJwNw00og3EcB_D69_89mS3txbsDad5Sa5sdLDQ7bCOFcpAVa5i0lnDZzMlBjd0oiwOLzTNhiV3cXURRprzuMOHwLOKiluL7qU_hEWusE1kL7mEKgwGRLWJmXmRvWHEmMi2qiiVmLpXYIDrxu1pi6QWJ-WU5toLZmzz7woj5jx1j83k7t2Mo2MErVZ089WjlV2h6svI-vC238SzWDNt4Gz5c2_nvsoOXhR18advBE74tyndFSdYdpcBclFbxomGHNMYY3WVi9I78NU4a3DzZpcOESJP7CZJvHFA9DhQlyWJMUi-ueyVKoHVGon7Ue3NkwZ5gjpw4lJcLIyhpFUIe0xNK4QWff5RCFtcMaiGOTdoSQa0o-Lz8OBWUofB9hNVWjbl9nqlx96zO7xl1GfVGkwF0-lbXtP4fWFGDHw"
server
ESF
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
x-xss-protection
0

Redirect headers

alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-length
0
content-type
application/binary
date
Mon, 18 Nov 2024 20:41:19 GMT
expires
Mon, 01 Jan 1990 00:00:00 GMT
location
https://calendar.google.com/calendar/embed?showTitle=0&mode=AGENDA&height=600&bgcolor=%23FFFFFF&src=cc0uor8q3hronjtesdsobhg18c@group.calendar.google.com&color=%235229A3&&src=703ghrmnu7ii3bbf2a9t1mda5s@group.calendar.google.com&color=%23BE6D00&src=vosq09h3ijv02gr4klifcddpko@group.calendar.google.com&src=nbst2ktks9q0j9nvs5vg7sa04s@group.calendar.google.com
p3p
CP="This is not a P3P policy! See g.co/p3phelp for more info."
pragma
no-cache
server
ESF
timing-allow-origin
https://calendar.google.com
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
x-xss-protection
0
ajax-loader.gif
theory.stanford.edu/images/events/
227 B
227 B
Image
General
Full URL
https://theory.stanford.edu/images/events/ajax-loader.gif
Requested by
Host: theory.stanford.edu
URL: https://theory.stanford.edu/main/index.shtml
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
171.64.78.10 Hayward, United States, ASN32 (STANFORD, US),
Reverse DNS
theory.stanford.edu
Software
Apache/2.2.15 (CentOS) /
Resource Hash
9dbeeeb69a6413cb00414479b1c94f31a402f1396456254d1f90f1eba4e3d678

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Referer
https://theory.stanford.edu/main/index.shtml

Response headers

Keep-Alive
timeout=15, max=100
Content-Length
227
Date
Mon, 18 Nov 2024 20:41:19 GMT
Content-Type
text/html; charset=iso-8859-1
Server
Apache/2.2.15 (CentOS)
Connection
Keep-Alive
stanford.png
theory.stanford.edu/main/images/
1004 B
1 KB
Other
General
Full URL
https://theory.stanford.edu/main/images/stanford.png
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
171.64.78.10 Hayward, United States, ASN32 (STANFORD, US),
Reverse DNS
theory.stanford.edu
Software
Apache/2.2.15 (CentOS) /
Resource Hash
cdbb83f4e8b144fd05251262e4fde546f2d93b2c5d52e49990e70e946d9c008c

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Referer
https://theory.stanford.edu/main/index.shtml

Response headers

ETag
"2495a8a-3ec-4a07868e1f0c0"
Connection
Keep-Alive
Accept-Ranges
bytes
Content-Length
1004
Keep-Alive
timeout=15, max=99
Date
Mon, 18 Nov 2024 20:41:19 GMT
Last-Modified
Sat, 09 Apr 2011 08:48:43 GMT
Content-Type
image/png
Server
Apache/2.2.15 (CentOS)

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
theory.stanford.edu
URL
https://theory.stanford.edu/favicon.ico

Verdicts & Comments Add Verdict or Comment

1 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| 0

1 Cookies

Domain/Path Name / Value
.google.com/ Name: NID
Value: 519=RCx5DpgTTH2lw-a09RFTovbl8usOI_rBITHU6ozgVHV0pASRRuOgXkxRP7O8eaXCFjeF6n1WhRKkQXRdJbulbPKM29WK8xqlPq2R7wOblS7llFqwNtnUvNRQK-YcppzxFU-aXuhtCPUnHzlKGOaOg-a_BhzWyJvUquwNhT3P_12Cwvut1Ayr-0q-

1 Console Messages

Source Level URL
Text
network error URL: https://theory.stanford.edu/images/events/ajax-loader.gif
Message:
Failed to load resource: the server responded with a status of 404 (Not Found)